diff --git a/.github/workflows/renovate.yaml b/.github/workflows/renovate.yaml
index 08f1f82..4763692 100644
--- a/.github/workflows/renovate.yaml
+++ b/.github/workflows/renovate.yaml
@@ -14,10 +14,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
 
       - name: Setup Node
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4
         with:
           node-version-file: .nvmrc
 
@@ -42,7 +42,7 @@ jobs:
           fi
 
       - name: Commit chart version
-        uses: stefanzweifel/git-auto-commit-action@v6
+        uses: stefanzweifel/git-auto-commit-action@778341af668090896ca464160c2def5d1d1a3eb0 # v6
         if: steps.commit_exists.outputs.result == 'false'
         with:
           commit_message: ${{ env.COMMIT_MESSAGE }}
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index b37bc87..6371803 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -8,9 +8,9 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
       - name: Setup Node
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4
         with:
           node-version-file: .nvmrc
       - name: Install Dependencies
@@ -23,9 +23,9 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
       - name: Setup Node
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4
         with:
           node-version-file: .nvmrc
       - name: Install Dependencies
@@ -40,7 +40,7 @@ jobs:
       matrix: ${{ steps.gen-matrix.outputs.matrix }}
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
       - name: Generate Matrix
         uses: ./
         id: gen-matrix